A 20.0 mL sample of effluent contains approximately 10° M of copper ions. At the chosen electrode this generates about 1 nA of current during the deposition step. What length of deposition time would be required to deposit about 2% of the copper? 13 minutes 6.5 minutes O 130 minutes 772 minutes O 26 minutes

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A 20.0 mL sample of effluent contains approximately 10° M of copper ions. At the chosen electrode this generates about 1 nA of current during the deposition step. What
length of deposition time would be required to deposit about 2% of the copper?
O 13 minutes
O 6.5 minutes
O 130 minutes
O 772 minutes
O 26 minutes
Transcribed Image Text:A 20.0 mL sample of effluent contains approximately 10° M of copper ions. At the chosen electrode this generates about 1 nA of current during the deposition step. What length of deposition time would be required to deposit about 2% of the copper? O 13 minutes O 6.5 minutes O 130 minutes O 772 minutes O 26 minutes
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